An unusual 'black moon' is coming Friday, but it's not the end of the world

This Friday, something unusual will happen in the sky over Los Angeles. Unfortunately, you won’t be able to see it.

Sept. 30 marks the emergence of the “black moon” — when a second new moon rises in one month. Like all new moons, you cannot see it with the naked eye, because the side of the moon...

from L.A. Times - Science http://ift.tt/2dcXi70
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